/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at legal-notices/CDDLv1_0.txt
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* or http://forgerock.org/license/CDDLv1.0.html.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at legal-notices/CDDLv1_0.txt.
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* If applicable, add the following below this CDDL HEADER, with the
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* fields enclosed by brackets "[]" replaced with your own identifying
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* information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2008 Sun Microsystems, Inc.
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* Portions Copyright 2014-2015 ForgeRock AS
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*/
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package org.opends.server.admin;
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import org.forgerock.i18n.LocalizableMessage;
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import java.text.MessageFormat;
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import java.util.HashMap;
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import java.util.Locale;
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import java.util.Map;
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import java.util.MissingResourceException;
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import java.util.ResourceBundle;
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/**
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* A class for retrieving internationalized resource properties
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* associated with a managed object definition.
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* <p>
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* I18N resource properties are not available for the
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* {@link TopCfgDefn}.
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*/
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public final class ManagedObjectDefinitionI18NResource {
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/** Application-wide set of instances. */
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private static final Map<String, ManagedObjectDefinitionI18NResource>
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INSTANCES = new HashMap<String, ManagedObjectDefinitionI18NResource>();
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/**
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* Gets the internationalized resource instance which can be used to
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* retrieve the localized descriptions for the managed objects and
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* their associated properties and relations.
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*
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* @return Returns the I18N resource instance.
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*/
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public static ManagedObjectDefinitionI18NResource getInstance() {
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return getInstance("admin.messages");
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}
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/**
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* Gets the internationalized resource instance for the named
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* profile.
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*
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* @param profile
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* The name of the profile.
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* @return Returns the I18N resource instance for the named profile.
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*/
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public static ManagedObjectDefinitionI18NResource getInstanceForProfile(
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String profile) {
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return getInstance("admin.profiles." + profile);
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}
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/** Get a resource instance creating it if necessary. */
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private static synchronized ManagedObjectDefinitionI18NResource getInstance(
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String prefix) {
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ManagedObjectDefinitionI18NResource instance = INSTANCES.get(prefix);
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if (instance == null) {
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instance = new ManagedObjectDefinitionI18NResource(prefix);
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INSTANCES.put(prefix, instance);
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}
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return instance;
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}
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/** Mapping from definition to locale-based resource bundle. */
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private final Map<AbstractManagedObjectDefinition<?, ?>,
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Map<Locale, ResourceBundle>> resources;
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/** The resource name prefix. */
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private final String prefix;
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/** Private constructor. */
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private ManagedObjectDefinitionI18NResource(String prefix) {
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this.resources = new HashMap<AbstractManagedObjectDefinition<?, ?>,
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Map<Locale, ResourceBundle>>();
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this.prefix = prefix;
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}
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/**
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* Get the internationalized message associated with the specified
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* key in the default locale.
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*
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* @param d
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* The managed object definition.
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* @param key
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* The resource key.
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* @return Returns the internationalized message associated with the
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* specified key in the default locale.
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* @throws MissingResourceException
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* If the key was not found.
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* @throws UnsupportedOperationException
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* If the provided managed object definition was the
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* {@link TopCfgDefn}.
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*/
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public LocalizableMessage getMessage(AbstractManagedObjectDefinition<?, ?> d, String key)
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throws MissingResourceException, UnsupportedOperationException {
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return getMessage(d, key, Locale.getDefault(), (String[]) null);
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}
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/**
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* Get the internationalized message associated with the specified
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* key and locale.
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*
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* @param d
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* The managed object definition.
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* @param key
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* The resource key.
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* @param locale
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* The locale.
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* @return Returns the internationalized message associated with the
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* specified key and locale.
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* @throws MissingResourceException
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* If the key was not found.
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* @throws UnsupportedOperationException
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* If the provided managed object definition was the
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* {@link TopCfgDefn}.
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*/
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public LocalizableMessage getMessage(AbstractManagedObjectDefinition<?, ?> d,
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String key, Locale locale) throws MissingResourceException,
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UnsupportedOperationException {
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return getMessage(d, key, locale, (String[]) null);
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}
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/**
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* Get the parameterized internationalized message associated with
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* the specified key and locale.
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*
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* @param d
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* The managed object definition.
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* @param key
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* The resource key.
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* @param locale
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* The locale.
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* @param args
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* Arguments that should be inserted into the retrieved
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* message.
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* @return Returns the internationalized message associated with the
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* specified key and locale.
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* @throws MissingResourceException
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* If the key was not found.
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* @throws UnsupportedOperationException
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* If the provided managed object definition was the
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* {@link TopCfgDefn}.
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*/
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public LocalizableMessage getMessage(AbstractManagedObjectDefinition<?, ?> d,
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String key, Locale locale, String... args)
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throws MissingResourceException, UnsupportedOperationException {
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ResourceBundle resource = getResourceBundle(d, locale);
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// TODO: use message framework directly
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if (args == null) {
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return LocalizableMessage.raw(resource.getString(key));
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} else {
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MessageFormat mf = new MessageFormat(resource.getString(key));
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return LocalizableMessage.raw(mf.format(args));
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}
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}
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/**
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* Get the parameterized internationalized message associated with
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* the specified key in the default locale.
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*
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* @param d
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* The managed object definition.
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* @param key
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* The resource key.
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* @param args
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* Arguments that should be inserted into the retrieved
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* message.
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* @return Returns the internationalized message associated with the
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* specified key in the default locale.
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* @throws MissingResourceException
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* If the key was not found.
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* @throws UnsupportedOperationException
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* If the provided managed object definition was the
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* {@link TopCfgDefn}.
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*/
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public LocalizableMessage getMessage(AbstractManagedObjectDefinition<?, ?> d,
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String key, String... args) throws MissingResourceException,
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UnsupportedOperationException {
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return getMessage(d, key, Locale.getDefault(), args);
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}
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/**
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* Forcefully removes any resource bundles associated with the
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* provided definition and using the default locale.
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* <p>
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* This method is intended for internal testing only.
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*
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* @param d
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* The managed object definition.
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*/
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synchronized void removeResourceBundle(
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AbstractManagedObjectDefinition<?, ?> d) {
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removeResourceBundle(d, Locale.getDefault());
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}
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/**
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* Forcefully removes any resource bundles associated with the
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* provided definition and locale.
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* <p>
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* This method is intended for internal testing only.
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*
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* @param d
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* The managed object definition.
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* @param locale
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* The locale.
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*/
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synchronized void removeResourceBundle(
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AbstractManagedObjectDefinition<?, ?> d, Locale locale) {
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// Get the locale resource mapping.
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Map<Locale, ResourceBundle> map = resources.get(d);
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if (map != null) {
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map.remove(locale);
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}
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}
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/**
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* Forcefully adds the provided resource bundle to this I18N
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* resource for the default locale.
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* <p>
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* This method is intended for internal testing only.
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*
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* @param d
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* The managed object definition.
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* @param resoureBundle
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* The resource bundle to be used.
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*/
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synchronized void setResourceBundle(AbstractManagedObjectDefinition<?, ?> d,
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ResourceBundle resoureBundle) {
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setResourceBundle(d, Locale.getDefault(), resoureBundle);
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}
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/**
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* Forcefully adds the provided resource bundle to this I18N
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* resource.
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* <p>
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* This method is intended for internal testing only.
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*
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* @param d
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* The managed object definition.
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* @param locale
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* The locale.
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* @param resoureBundle
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* The resource bundle to be used.
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*/
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synchronized void setResourceBundle(AbstractManagedObjectDefinition<?, ?> d,
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Locale locale, ResourceBundle resoureBundle) {
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// First get the locale-resource mapping, creating it if
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// necessary.
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Map<Locale, ResourceBundle> map = resources.get(d);
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if (map == null) {
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map = new HashMap<Locale, ResourceBundle>();
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resources.put(d, map);
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}
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// Add the resource bundle.
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map.put(locale, resoureBundle);
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}
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/**
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* Retrieve the resource bundle associated with a managed object and
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* locale, lazily loading it if necessary.
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*/
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private synchronized ResourceBundle getResourceBundle(
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AbstractManagedObjectDefinition<?, ?> d, Locale locale)
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throws MissingResourceException, UnsupportedOperationException {
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if (d.isTop()) {
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throw new UnsupportedOperationException(
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"I18n resources are not available for the "
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+ "Top configuration definition");
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}
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// First get the locale-resource mapping, creating it if
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// necessary.
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Map<Locale, ResourceBundle> map = resources.get(d);
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if (map == null) {
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map = new HashMap<Locale, ResourceBundle>();
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resources.put(d, map);
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}
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// Now get the resource based on the locale, loading it if
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// necessary.
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ResourceBundle resourceBundle = map.get(locale);
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if (resourceBundle == null) {
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String baseName = prefix + "." + d.getClass().getName();
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resourceBundle = ResourceBundle.getBundle(baseName, locale,
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ClassLoaderProvider.getInstance().getClassLoader());
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map.put(locale, resourceBundle);
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}
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return resourceBundle;
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}
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}
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